import type {
  QuoteQueryLogQuotePreview,
  QuoteQueryLogRecord,
} from "@/lib/frontend/types";
import {
  getMotherShipRateOptionLabel,
  getMotherShipServiceLevelLabel,
} from "@/lib/constants/mothership-ui-tiers";

function clean(value: string | null | undefined): string {
  const t = (value ?? "").trim();
  return !t || t === "—" ? "" : t;
}

/** 优先联想确认地址，否则客户填写地址 */
export function preferredAdminAddress(
  selected?: string | null,
  customer?: string | null,
): string {
  return clean(selected) || clean(customer);
}

export function buildQueryLogPickupCopy(
  row: Pick<QuoteQueryLogRecord, "pickup_selected" | "pickup_customer">,
): string {
  return preferredAdminAddress(row.pickup_selected, row.pickup_customer);
}

export function buildQueryLogDeliveryCopy(
  row: Pick<QuoteQueryLogRecord, "delivery_selected" | "delivery_customer">,
): string {
  return preferredAdminAddress(row.delivery_selected, row.delivery_customer);
}

export function buildQueryLogCargoCopy(
  row: Pick<QuoteQueryLogRecord, "cargo_summary">,
): string {
  return clean(row.cargo_summary);
}

export function formatQueryLogQuoteLine(q: QuoteQueryLogQuotePreview): string {
  const carrier = q.carrier.trim() || "承运商";
  const level = getMotherShipServiceLevelLabel(q.service_level);
  const option = getMotherShipRateOptionLabel(q.service_level, q.rate_option);
  const price =
    typeof q.final_total === "number" && Number.isFinite(q.final_total)
      ? `USD ${q.final_total.toFixed(2)}`
      : "—";
  return `${carrier} · ${level}/${option} · ${price}`;
}

export function buildQueryLogQuotesCopy(
  quotes: QuoteQueryLogQuotePreview[] | undefined,
): string {
  if (!quotes || quotes.length === 0) return "";
  return quotes.map((q, i) => `${i + 1}. ${formatQueryLogQuoteLine(q)}`).join("\n");
}

export function buildQueryLogFullCopy(
  row: Pick<
    QuoteQueryLogRecord,
    | "quote_id"
    | "customer_id"
    | "pickup_selected"
    | "pickup_customer"
    | "delivery_selected"
    | "delivery_customer"
    | "cargo_summary"
    | "quotes"
    | "quoted_carrier"
    | "quoted_total"
  >,
): string {
  const pickup = buildQueryLogPickupCopy(row);
  const delivery = buildQueryLogDeliveryCopy(row);
  const cargo = buildQueryLogCargoCopy(row);
  const quoteLines = buildQueryLogQuotesCopy(row.quotes);
  const lines = [
    `报价单号：${row.quote_id}`,
    `客户：${row.customer_id}`,
    pickup ? `提货地址：${pickup}` : null,
    delivery ? `派送地址：${delivery}` : null,
    cargo ? `货物参数：${cargo}` : null,
  ];
  if (quoteLines) {
    lines.push(`报价列表（${row.quotes!.length} 档）：`, quoteLines);
  } else {
    if (row.quoted_carrier) {
      lines.push(`供应商：${row.quoted_carrier}`);
    }
    if (
      typeof row.quoted_total === "number" &&
      Number.isFinite(row.quoted_total)
    ) {
      lines.push(`报价：USD ${row.quoted_total.toFixed(2)}`);
    }
  }
  return lines.filter(Boolean).join("\n");
}